哪款短焦投影仪的灯泡寿命最长？

Epson EpiqVision Ultra LS800 是一款高亮度超短焦激光投影仪，采用 4K PRO-UHD 增强技术、内置 Android TV 和 Yamaha 2.1 音响系统。它适合客厅、体育迷、游戏玩家和家庭影院用户，可在明亮房间内无需吊装即可投射大画面。

The ViewSonic LS832WU is a bright 5000 ANSI lumen WUXGA ultra-short-throw laser projector with a 0.253 throw ratio and support for screens up to 170in. Its lamp-free design, extensive connectivity, LAN control, and flexible image adjustment make it well suited to commercial, educational, and digital-signage installations.

The BenQ V7050i is a 4K UHD ultra-short-throw laser projector with 2500 ANSI lumens, strong contrast, and 98% DCI-P3 color coverage. Its built-in Android TV platform, 3D support, and compact throw distance make it well suited to home cinema and living-room viewing.

The Epson PowerLite 800F is a bright ultra-short-throw laser projector with 5000 lumens, Full HD 1080p displayed resolution, and a large image size of up to 130in. Its extensive connectivity and maintenance-free laser design make it well suited to classrooms, digital signage, and professional installations in rooms with limited space.

The Optoma GT1080HDRx is a bright short-throw Full HD projector with HDR compatibility, 120Hz gaming support, and an 8.4ms response time. It suits home entertainment and gaming in rooms where space is limited, with a 15,000-hour maximum lamp life.

The Optoma X309ST is a bright short-throw projector with XGA resolution, a 0.617:1 throw ratio, and a 25000:1 contrast ratio. Its HDMI, VGA, composite video, and audio inputs suit classrooms, small meeting rooms, and business presentations, although the model is discontinued and retailer availability is limited.

The Optoma W319ST is a bright WXGA short throw projector with 4000 lumens, a 0.52:1 throw ratio, Full 3D support, and extensive connectivity. It suits classrooms, small meeting rooms, business presentations, and other space-constrained environments.

Elite MGFU-S 是一款便携式超短焦投影仪，具备 Full HD 分辨率、20000:1 对比度、内置扬声器、Bluetooth 以及集成式电池充电宝。其紧凑设计和 IPX2 防泼溅等级适合户外电影之夜、游戏和便携式家庭娱乐。